Johnson Mark B (CIK 1730024) reported 9 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-08-12). Recent activity: Buy DNOW (21,985 shares), Sell DNOW (21,985 shares), Buy DNOW (50,181 shares), Sell DNOW (50,181 shares), Sell DNOW (40,675 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-08-12 | DNOW Inc. (DNOW) | See Remarks | Buy | 21,985 | $209,517 |
| 2026-08-12 | DNOW Inc. (DNOW) | See Remarks | Sell | 21,985 | $369,128 |
| 2026-08-12 | DNOW Inc. (DNOW) | See Remarks | Buy | 50,181 | $514,857 |
| 2026-08-12 | DNOW Inc. (DNOW) | See Remarks | Sell | 50,181 | $842,539 |
| 2026-08-12 | DNOW Inc. (DNOW) | See Remarks | Sell | 40,675 | $682,933 |
| 2026-02-25 | DNOW Inc. (DNOW) | See Remarks | Buy | 61,674 | $0 |
| 2026-02-24 | DNOW Inc. (DNOW) | See remarks | Sell | 12,264 | $162,253 |
| 2026-02-24 | DNOW Inc. (DNOW) | See remarks | Buy | 20,999 | $0 |
| 2026-02-24 | DNOW Inc. (DNOW) | See remarks | Sell | 8,264 | $109,333 |
Source: SEC Form 4 filings · as of 2026-08-12